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关于jQuery的AJAX不兼容IE的解决办法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...查看手册后发现请求的数据格式还是有一种JSON格式，如{foo:["bar1", "bar2"]} ，然后就按照这种格式书写，还真的返回了正确的查询结果。真不知道IE还有这点要求。（完）
先前的格式：
type: "get",
data: "bid="+my_bid+"&name_cn="+...
sqlite 命令行创建一个空库 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...的SQLite数据库的优势，比touch创建一个空文件好。$sqlite3 foo db "create table t(f int); drop table t;"可以通过以下方 SQLite创建一个空白的数据库，具有被识别为有效的SQLite数据库的优势，比touch创建一个空文件好。
$sqlite3 foo.db "create t...
How can I modify the size of column in a MySQL table?
...tomatically converts it to a MEDIUMTEXT data type.
mysql> create table foo (str varchar(300));
mysql> alter table foo modify str varchar(65536);
mysql> show create table foo;
CREATE TABLE `foo` (
`str` mediumtext
) ENGINE=MyISAM DEFAULT CHARSET=latin1
1 row in set (0.00 sec)
I misread ...
How to do parallel programming in Python?
...
from joblib import Parallel, delayed
You can simply create a function foo which you want to be run in parallel and based on the following piece of code implement parallel processing:
output = Parallel(n_jobs=num_cores)(delayed(foo)(i) for i in input)
Where num_cores can be obtained from mult...
初窥InnoDB的Memcached插件 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...据：
INSERT INTO `users` (`username`, `password`, `email`)
VALUES
('foo', 'ffffffffffffffffffffffffffffffff', 'foo@domain.com'),
('bar', 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb', 'bar@domain.com');
接着在containers里配置这个表：
INSERT INTO innodb_memcache.containers (
name, db_...
Explain the encapsulated anonymous function syntax
...on () {
alert(2 + 2);
}());
Or named function expression:
(function foo() {
alert(2 + 2);
}());
The Parentheses (formally called the Grouping Operator) can surround only expressions, and a function expression is evaluated.
The two grammar productions can be ambiguous, and they can look...
java: HashMap not working
...ittle difference in the code. Auto-boxing means you can write:
myMap.put("foo", 3);
instead of:
myMap.put("foo", new Integer(3));
Auto-boxing means the first version is implicitly converted to the second. Auto-unboxing means you can write:
int i = myMap.get("foo");
instead of:
int i = myMa...
Creating an empty file in Ruby: “touch” equivalent?
...
If you are worried about file handles:
File.open("foo.txt", "w") {}
From the docs:
If the optional code block is given, it will be passed the opened file
as an argument, and the File object will automatically be closed when
the block terminates.
...
How to automatically convert strongly typed enum into int?
...typename std::underlying_type<E>::type>(e);
}
std::cout << foo(to_underlying(b::B2)) << std::endl;
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...
What do
...rther constrain one of its type parameters. Here's an example:
case class Foo[A](a:A) { // 'A' can be substituted with any type
// getStringLength can only be used if this is a Foo[String]
def getStringLength(implicit evidence: A =:= String) = a.length
}
The implicit argument evidence is ...